1-10-7
E9KG0TR
A
Is 5V voltage supplied to the Pin(4, 12) of
IC2405 and the Pin(4) of IC2404?
Replace
P1 (BOARD MCV).
Check P-ON+5V line and
replace P1 (BOARD MCV)
or P3 (BOARD POWER
SUPPLY) if defective.
Are the video signals outputted to each pin of
IC2404 and each pin of IC2405?
Yes
Are the "L" pulse inputted to Pin(9,10,11) of IC2406?
Is 5V voltage supplied to
Pin(16) of IC2406?
Is -5V voltage supplied to
Pin(7) of IC2406?
Check AL+5V, and AL-5V line
and replace P1 (BOARD MCV)
or P3 (BOARD POWER
SUPPLY) if defective.
Yes
Yes
Replace P1
(BOARD MCV).
No
No
No
No
Yes
Yes
Yes
No
Check the periphery of JK2403 from Pin (10, 11,
13) of IC2405 and replace P1 (BOARD MCV)
if defective.
Check the periphery of JK2402 from Pin (5) of
IC2404 and replace P1 (BOARD MCV) if defective.
Check the periphery of JK2402 from Pin (7) of
IC2404 and replace P1 (BOARD MCV) if defective.
Are the video signals outputted to the specific
output terminal?
Are the Y, Pb/Cb, Pr/Cr signals outputted to the
COMPONENT OUT terminal (JK2403)?
Are the luminance signals outputted to the
S-VIDEO OUT terminal (JK2402)?
Are the chroma signals outputted to the
S-VIDEO OUT terminal (JK2402)?
No
No
No
No
No
Are the composite video signals outputted to
the VIDEO OUT terminal (JK2751)?
Is the video signal outputted to Pin(15) of IC2406?
Is the video signal outputted to the emitter of Q2391?
Check the line between the
emitter of Q2391 and JK2751,
and replace P1 (BOARD MCV)
if defective.
IC2405
VIDEO-Y(I/P)
13PIN
IC2405
VIDEO-Pr/Cr
10PIN
IC2405
VIDEO-Pb/Cb
11PIN
IC2404
VIDEO-CVBS
6PIN
IC2404
VIDEO-Y(I)
5PIN
IC2404
VIDEO-C
7PIN
Replace P1
(BOARD MCV).
Replace P1
(BOARD MCV).
Содержание D-VR7KC
Страница 4: ...1 1 1 E9KG0SP SPECIFICATIONS ...
Страница 18: ...1 6 6 E9KG0DC Fig D10 22 Deck Pedestal 23 Front Bracket R S 25 S 25 S 25 S 25 S 26 ...
Страница 57: ...1 13 3 E9KG0SCM1 MAIN 1 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 59: ...1 13 5 E9KG0SCM3 MAIN 3 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 60: ...1 13 6 E9KG0SCM4 MAIN 4 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 61: ...1 13 7 E9KG0SCM5 MAIN 5 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 62: ...1 13 8 E9KG0SCM6 MAIN 6 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 63: ...1 13 9 E9KG0SCM7 MAIN 7 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 65: ...1 13 11 E9KG0SCFJ FRONT JACK Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 66: ...1 13 12 TUNER Schematic Diagram E9KG0SCT NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 72: ...1 13 18 E9KG0SCD6 DVD MAIN 6 6 Schematic Diagram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 77: ...1 13 23 BE9MG0F01031A BOARD TUNER Top View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 78: ...1 13 24 BOARD TUNER CBA Bottom View BE9MG0F01031A NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 90: ...1 18 4 E9KG0PEX Packing Upper Side Lower Side X1 X22B X22A X20B X5 X3 X20A ...
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